System processor unit for personal computers



FIG. 1 is a front elevational view of a system processor unit for personal computers showing our new design;

FIG. 2 is a front elevational view of a second embodiment thereof;

FIG. 3 is a front elevational view of a third embodiment thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a left side elevational view thereof; and,

FIG. 9 is a perspective view of the third embodiment thereof.

The undisclosed views of the second and third embodiments are identical to those of the first embodiment. 

The ornamental design for a system processor unit for personal computers, as shown and described. 